Abstract: Disclosed is an intelligent control method for a refill-type screw insulin injection pump, including the following steps: starting the refill-type screw insulin injection pump, and filling prefabricated liquid insulin medicine into the refill injection mechanism; operating the key operation module to enable the intelligent control module to control the power device to work; when the primary telescopic screw mechanism extends to a limit, the sensor assembly transmits a signal to the intelligent control module, and the intelligent control module controls a rotational speed of the power device to be slowed down to reduce impact force of the primary telescopic screw mechanism; the refill injection mechanism performs the injection of liquid insulin medicine; and repeating the above steps, and refilling liquid insulin medicine to prepare for the next injection upon completion of the injection of liquid insulin medicine.

Abstract: A circuit includes an operational amplifier and a resistor network coupled to an output of the operational amplifier. The resistor network includes a first set of resistors coupled between the output of the operational amplifier and a first node of the resistor network, wherein the resistors of the first set are electrically connected in series with each other, a second set of resistors coupled between the first node and a second node of the resistor network, wherein the resistors of the second set are electrically connected in series with each other and include a first number of resistors, a third set of resistors coupled between the second node and a third node of the resistor network, wherein the third node is coupled to a first voltage, and wherein the resistors of the third set are electrically connected in parallel with each other and include a second number of resistors, and a resistor coupled between the first node and the second node and arranged in parallel with the second set of resistors.

Abstract: A training method of underwater sea urchin image recognition model, and underwater sea urchin image recognition method and device are provided. The training method includes: constructing an underwater sea urchin image recognition model, acquiring an underwater sea urchin image dataset; performing MSRCR on the underwater sea urchin image dataset; processing the underwater sea urchin image dataset by a dark channel prior method; performing image fusion to obtain a fused image dataset; sharpening the fused image dataset to obtain a training image dataset; and training the underwater sea urchin image recognition model by using the training image dataset. By performing MSRCR and dark channel prior processing on the image, and then performing image fusion and sharpening based on a point sharpness weighting method, the quality of image is improved, and an accuracy of subsequent sea urchin object detection is improved.

Abstract: The present invention relates to multi-point synchronous communication technology, providing a multi-point communication device and its application in the field of artificial intelligence. Specifically, the present invention provides a multi-point communication method and device for describing and predicting events. The device utilizes the principle of multi-point synchronous communication to achieve multi-level description of complex events, description and prediction of timing events, recall, and the device has the functions of short-term memory and long-term memory. The device and the multi-point communication method adopted realize the synchronous description of all parameters of complex events in the same operation set, and avoid the disadvantages of pre-establishing channels between multiple communication terminals and high consumption of communication resources for obtaining channels through global broadcast.

Abstract: An energy instrument for surgery and an ultrasonic scalpel are provided. The instrument comprises a built-in battery, a control unit, a first power-consumption circuit and a second power-consumption circuit, wherein the first power-consumption circuit is electrically connected to the control unit, and power consumption of the second power-consumption circuit in a working state is greater than power consumption of the first power-consumption circuit in a working state; when the instrument is not connected to an external power supply, the control unit and the first power-consumption circuit can be triggered to respectively connect a loop with the built-in battery; and the second power-consumption circuit stays in stop working state when the instrument is not connected to the external power supply. When the instrument is not connected to the external power supply, a small-power-consumption circuit can be triggered to run temporarily, and a large-power-consumption circuit is not connected to the built-in battery.

Abstract: Disclosed are a nickel-based superalloy formed by selective laser melting and a preparation method thereof. In the method, CrFeNb alloy powder is used as a grain refiner, and its element composition is within the composition range of a nickel-based superalloy powder to ensure that the prepared nickel-based superalloy has the same element composition with the original alloy; the grain size in the nickel-based superalloy could be refined by the addition of CrFeNb alloy powder, such that the anisotropic columnar grain structure in the alloy is transformed to equiaxed grain structure, thereby improving mechanical properties of the alloy.

Abstract: A computer implemented method for self-learning of a control system. The method includes creating an initial knowledge base. The method learns first principles using the knowledge base. The method creates initial control commands derived from the knowledge base. The method generates constraints for the control commands. The method performs constrained reinforcement learning by executing the control commands with the constraints and observing feedback to improve the control commands. The method enriches the knowledge base based on the feedback.

Abstract: A dispersion, methods of making the same, applications of the dispersion to graphitic material and the resulting coated particles are disclosed. The dispersion includes ?55% wt. coal tar pitch (softening point 100° C.-195° C.), ?60% wt. dispersant, and the balance a non-aromatic solvent such as water or alcohol. Pitch particles in the dispersion are preferably <10 ?m with a distribution of D50<15 ?m. The pitch particles are micronized, such as by dry and/or wet milling with the dispersant and aqueous solvent to achieve the desired pitch particle size and distribution. This aqueous dispersion may be mixed with natural or synthetic graphitic material having a diameter of 5-20 ?m in a ratio of 5%-30% pitch to graphite, dried and carbonized to form coated particles having a graphitic core at least partially coated by pitch particles.

Abstract: A sealing packing includes a core portion and a housing wrapped around the exterior of the core portion that has a rounded rectangular cross-sectional shape. The housing comprises a plurality of fiber threads woven together with each other and a barrier sealant filled between the plurality of fiber threads. Between the core portion and the housing, a lubricating layer covers the housing. The core portion has a cross-sectional area of 15-75% of the cross-sectional area of the sealing packing. The core portion comprises a central supportive reinforcing core with an X-shaped cross-section and a plurality of elastic supplementing cores. The central supportive reinforcing core has a central portion extending along the central axis of the core portion and four support portions extending outwardly from the central portion. Each support portion points to a respective corresponding corner of the housing. A method for preparing the sealing packing is also provided.

Abstract: Provided are a charger and a control method. The charger includes: a transformer; at least one primary-side switch tube for carrying out chopping modulation on a voltage input into the transformer; a first control unit; a second control unit for generating feedback information on the basis of a voltage and/or current information output from an output end of the charger; and a first microwave unit respectively connected to the first control unit and the second control unit, and used for transmitting the feedback information to the first control unit. The first control unit is used for outputting a first control signal according to the feedback information, so as to control the turning on or the turning off of the at least one primary-side switch tube.

Abstract: Disclosed is a hinge apparatus including a rotating portion and a co-moving portion; the rotating portion includes a first supporting plate, a second supporting plate, a first connection plate, and a second connection plate; the first connection plate and the second connection plate are respectively connected with the first supporting plate and the second supporting plate in a slidable manner; the co-moving portion includes a first connection rod, a second connection rod, a first rotating shaft, a second rotating shaft, and a transmission apparatus; the first connection rod is fixedly connected on the first rotating shaft and is connected with the first connection plate in a slidable manner, the second connection rod is fixedly connected on the second rotating shaft and is connected with the second connection plate in a slidable manner, and the transmission apparatus is disposed to rotate the first rotating shaft and the second rotating shaft synchronously.

Abstract: An ultrasonic scalpel, an energy instrument for surgery, and a power adjustment method therefor. The ultrasonic scalpel comprises a handheld component, a control module, an ultrasonic generator, and an ultrasonic cutter head, and further comprises the following modules: a load detection module, which is configured to detect the load conditions of the ultrasonic cutter head, the load detection module being electrically connected to an input end of the control module; a power conversion module, an input side thereof being electrically connected to an output end of the control module, and an output side thereof being electrically connected to the ultrasonic generator; the control module is configured to receive a detection signal from the load detection module, and when an activation button is pressed, the control module controls the power conversion module to adjust the output power of the ultrasonic generator.

Abstract: The present application falls within the technical field of additives for metalworking fluids and specifically relates to a phenolamine additive, a preparation method, and use thereof. The phenolamine additive comprises a compound of Formula (1), a compound of Formula (2), a compound of Formula (3), a compound of Formula (4), and a compound of Formula (5), which has the characteristics of good antimicrobial performance and high stability, and does not produce any sedimentation and precipitation when compounded into a metalworking fluid.

Abstract: The present application discloses a cartridge type mechanical sealing device for sealing liquid, the sealing device including a gland, a rotating ring adaptor assembly, a rotating ring, a stationary ring adaptor, a stationary ring, and a locking ring mounted around a rotating shaft.

Abstract: An electric pump includes a first housing, a stator assembly, and a pin. The first housing is injection-molded by using the stator assembly as an insert and fixed to the stator assembly by injection molding, and is provided with a pin hole for placing the pin. Thus, the fixation of a pump housing, the stator assembly and the pin is facilitated to be simplified.

Abstract: The present disclosure relates to a microfluidic chip and a microfluidic chip detection system. The microfluidic chip including: a storage member provided with a groove therein, at least two storage chambers being disposed around the groove; a base disposed at one end of the storage member away from the groove, a reaction chamber being disposed on the base; and a valve disposed in the groove, the valve being configured to operatively communicate any one of the at least two storage chambers with the reaction chamber. The present disclosure can lead the solution in any storage chamber to the reaction chamber or lead the solution in the reaction chamber to any storage chamber by operating the valve, so that the solution transfer is realized, the structure is simple and compact, the length of the flow channels can be greatly shortened, and the detection efficiency is improved.

Abstract: This application provides a pedestrian detection method, a method for training a pedestrian detection model, an electronic device, and a computer-readable storage medium. The pedestrian detection method includes: acquiring an image to be recognized; inputting the image into a multi-task recognition network to acquire a predicted pedestrian location and a predicted pedestrian attribute in parallel; and correlating the predicted pedestrian location and the predicted pedestrian attribute to output a detection result. The pedestrian detection method utilizes the multi-task recognition network to acquire the predicted pedestrian location and the predicted pedestrian attribute in parallel, and the detection result containing the predicted pedestrian location and the predicted pedestrian attribute is acquired only by inputting the image to be recognized once, thereby improving detection efficiency, quickly obtaining the detection result and saving device resources.

Abstract: The present disclosure relates to a monitoring system and method for wellsite equipment, used for monitoring abnormities in the monitoring area of wellsite equipment. The system comprises: a video acquisition unit and a dynamic analysis unit, wherein the video acquisition unit acquires a current video signal of a monitoring area, and the dynamic analysis unit compares the current video signal with a previously acquired video signal; and a thermal imaging device and a temperature analysis unit, wherein the thermal imaging device acquires a temperature distribution of the monitoring area, and the temperature analysis unit obtains current temperature information about the monitoring area based on the temperature distribution, wherein the current temperature information comprises a position in the monitoring area having a highest temperature or a lowest temperature.

Abstract: The present disclosure relates to a method of manufacturing an engineered flooring product comprising a core layer. The method provides the steps of: (a) mixing a hydrate compound, one or more stabilizing agents, and water in a mixer, forming a raw material slurry; (b) spreading a first layer of the raw material slurry onto a cull plate; (c) curing the first layer of raw material slurry; (d) after step (c), releasing the cured first layer of raw material slurry from the cull plate; (e) after step (d), trimming the cured first layer of raw material slurry released from the cull plate; and, (f) after step (e), cooling the cured first layer of raw material slurry released from the cull plate for at least about 24 hours at a temperature ranging from about I0 C-30 C thereby forming the engineered flooring product.

Abstract: A display panel and a display device are provided. In the display panel, at least one odd-numbered thin film transistor is sequentially turned on to charge sub-pixels of a corresponding odd-numbered row before charging sub-pixels of any one of odd-numbered rows is finished, and at least one even-numbered thin film transistor is sequentially turned on to charge sub-pixels of a corresponding even-numbered row before charging sub-pixels of any one of even-numbered rows is finished, thereby saving the number of uses of data traces and thin film transistors, as well as enhancing the timeliness of data signal transmission.